Sample viewer

vx.netlux.org/Virus.DOS.Vienna.Violator.843.b

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:10:05.593073389Z 48 PC: 12a91 | Get DOS version
2018-12-17T23:10:05.595133955Z 42 PC: 12a91 | Get date 0x12a91: ret
0x12a92: int 0x13
0x12a94: ret
0x12a95: int 0x26
0x12a97: ret
0x12a98: mov ah, 0x2a
0x12a9a: mov byte ptr [0x3d0], 1
0x12a9f: nop
0x12aa0: call 0x22a79
0x12aa3: cmp cx, word ptr [0x399]
0x12aa7: jge 0x12aac
0x12aa9: jmp 0x12afb
0x12aab: nop
0x12aac: cmp dh, byte ptr [0x39b]
0x12ab0: jge 0x12ab5
0x12ab2: jmp 0x12afb
0x12ab4: nop
0x12ab5: cmp dl, byte ptr [0x39c]
0x12ab9: jge 0x12abe
0x12abb: jmp 0x12afb
2018-12-17T23:10:05.598065838Z 47 PC: 12a91 | Get disk transfer address
2018-12-17T23:10:05.599408456Z 26 PC: 12a91 | Set disk transfer address
2018-12-17T23:10:05.600863597Z 78 PC: 12a91 | Find first file
2018-12-17T23:10:05.608827615Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T23:10:05.61440795Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T23:10:05.627476905Z 61 PC: 12a91 | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:10:05.646270857Z 87 PC: 12a91 | Get or set file date and time
2018-12-17T23:10:05.647786753Z 44 PC: 12a91 | Get time 0x12a91: ret
0x12a92: int 0x13
0x12a94: ret
0x12a95: int 0x26
0x12a97: ret
0x12a98: mov ah, 0x2a
0x12a9a: mov byte ptr [0x3d0], 1
0x12a9f: nop
0x12aa0: call 0x22a79
0x12aa3: cmp cx, word ptr [0x399]
0x12aa7: jge 0x12aac
0x12aa9: jmp 0x12afb
0x12aab: nop
0x12aac: cmp dh, byte ptr [0x39b]
0x12ab0: jge 0x12ab5
0x12ab2: jmp 0x12afb
0x12ab4: nop
0x12ab5: cmp dl, byte ptr [0x39c]
0x12ab9: jge 0x12abe
0x12abb: jmp 0x12afb
2018-12-17T23:10:05.651777853Z 63 PC: 12a91 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T23:10:05.66060862Z 66 PC: 12a91 | Move file pointer
2018-12-17T23:10:05.66288221Z 64 PC: 12a91 | Write file or device (Write 843 bytes on handle 5)
2018-12-17T23:10:05.673230773Z 66 PC: 12a91 | Move file pointer
2018-12-17T23:10:05.676165879Z 64 PC: 12a91 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T23:10:05.683782063Z 87 PC: 12a91 | Get or set file date and time
2018-12-17T23:10:05.685091308Z 62 PC: 12a91 | Close file
2018-12-17T23:10:05.690896845Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T23:10:05.702468856Z 26 PC: 12a91 | Set disk transfer address